class Person:
    def __init__(self, alder):
        self._alder = alder
        self._h?yde = 500

    def __lt__(self, other):
        return self._alder < other._alder

    def __str__(self):
        return f"Jeg er en person som er {self._alder} ?r gammel"

    def __len__(self):
        return self._h?yde

    def __sub__(self, other):
        print(self._alder-other._alder)

    def __rsub__(self, other):
        print(self._alder-other)



p1 = Person(5)
p2 = Person(50)

5 - p2